bismuth-209

Summary

bismuth-209 is an isotope of bismuth^[1]. bismuth-209 draws 263 Wikipedia views per month (isotope_of_bismuth category, ranking #1 of 4).^[2]

Key Facts

• bismuth-209's instance of is recorded as isotope of bismuth^[3].
• bismuth-209's instance of is recorded as radioisotope^[4].
• bismuth-209's instance of is recorded as primordial nuclide^[5].
• bismuth-209's GND ID is recorded as 4145751-1^[6].
• bismuth-209's subclass of is recorded as bismuth^[7].
• bismuth-209's Freebase ID is recorded as /m/02p8gzq^[8].
• bismuth-209's decays to is recorded as thallium-205^[9].
• bismuth-209's atomic number is recorded as {'amount': '+83'}^[10].
• bismuth-209's spin quantum number is recorded as {'amount': '+4.5'}^[11].
• bismuth-209's parity quantum number is recorded as {'amount': '-1'}^[12].
• bismuth-209's neutron number is recorded as {'amount': '+126'}^[13].
• bismuth-209's mass is recorded as {'unit': 'Q483261', 'amount': '+208.980398519'}^[14].
• bismuth-209's half-life is recorded as {'unit': 'Q1092296', 'amount': '+19000000000000000000'}^[15].
• bismuth-209's binding energy is recorded as {'unit': 'Q28719934', 'amount': '+1640229.283'}^[16].
• bismuth-209's mass excess is recorded as {'unit': 'Q28719934', 'amount': '-18258.662'}^[17].
• bismuth-209's natural abundance is recorded as {'amount': '+1.0'}^[18].
• bismuth-209's Wolfram Language entity code is recorded as Entity["Isotope", "Bismuth209"]^[19].
• bismuth-209's KBpedia ID is recorded as Bismuth-209^[20].

Why It Matters

bismuth-209 draws 263 Wikipedia views per month (isotope_of_bismuth category, ranking #1 of 4).^[2] bismuth-209 has Wikipedia articles in 11 language editions, a strong signal of global cultural recognition.^[21] bismuth-209 is known by 11 alternative names across languages and contexts.^[22]